Earthquake with magnitude of ML 1.3 on date 09-12-2018 and time 06:31:30 (Italy) in region 1 km SW Capitignano (AQ)

A magnitude ML 1.3 earthquake occured in region: 1 km SW Capitignano (AQ), on

  • 09-12-2018 05:31:30 (UTC)
  • 09-12-2018 06:31:30 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5130, 13.2960 at 17 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Capitignano AQ 1 665 665
Montereale AQ 4 2581 3246
Barete AQ 7 737 3983
Campotosto AQ 8 542 4525
Cagnano Amiterno AQ 8 1369 5894
Pizzoli AQ 9 4326 10220
Amatrice RI 13 2657 12877
Borbona RI 13 617 13494
Crognaleto TE 16 1297 14791
Scoppito AQ 16 3727 18518
Cittareale RI 16 482 19000
Posta RI 16 694 19694
L'Aquila AQ 20 69753 89447

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NW of L'Aquila (69753 inhabitants)
37 Km W of Teramo (54892 inhabitants)
53 Km E of Terni (111501 inhabitants)
69 Km SE of Foligno (57155 inhabitants)
70 Km W of Montesilvano (53738 inhabitants)
74 Km NE of Tivoli (56533 inhabitants)
74 Km NE of Guidonia Montecelio (88673 inhabitants)
74 Km W of Chieti (51815 inhabitants)
76 Km W of Pescara (121014 inhabitants)
96 Km NE of Roma (2864731 inhabitants)
98 Km E of Viterbo (67173 inhabitants)
99 Km SE of Perugia (166134 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000
ML 1.3 2018-12-09
05:31:30
42.5133 13.2965 17 2019-06-04
09:16:13
Bollettino Sismico Italiano INGV 67745361
Reviewed
Rev100
ML 1.4 2018-12-09
05:31:29
42.466 13.2957 20 2018-12-09
05:39:30
Sala Sismica INGV-Roma 63781201
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-12-09 05:31:30 ± 0.07
Latitude 42.5133 ± 0.0054
Longitude 13.2965 ± 0.0037
Depth (km) 17 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 67745361

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 624
Semi-minor axis of confidence ellipse (meter) 97
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 7
Circular confidence region, given by single value of horizontal uncertainty (meter) 620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 160
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.06025
Epicentral distance of station farthest from the epicenter (degree) 0.34714
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 63781201
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-12-09 05:39:30

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 67745361
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-04-19 14:26:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2018-12-09T05:31:43.10 0.6 undecidable manual S 337 38.5281 102 -0.1 47
IV.TERO.HHZ. 2018-12-09T05:31:40.31 0.6 undecidable manual S 64 27.8499 109 -0.17 47
IV.LNSS.HHZ. 2018-12-09T05:31:39.20 0.6 undecidable manual S 295 23.1546 115 -0.11 48
IV.GIGS.HHN. 2018-12-09T05:31:39.28 0.6 undecidable manual S 106 23.5542 114 -0.13 48
IV.NRCA.HHZ. 2018-12-09T05:31:37.60 0.1 undecidable manual P 337 38.5281 102 -0.15 92
IV.T1299.HNN. 2018-12-09T05:31:37.02 0.6 undecidable manual S 355 13.4754 134 -0.13 49
IV.SMA1.EHZ. 2018-12-09T05:31:37.33 0.6 undecidable manual S 14 13.3755 134 0.2 48
IV.TERO.HHZ. 2018-12-09T05:31:36.12 0.3 undecidable manual P 64 27.8499 109 -0.06 72
IV.CAMP.HHE. 2018-12-09T05:31:36.31 0.6 undecidable manual S 75 9.4794 145 -0.15 49
IV.LNSS.HHZ. 2018-12-09T05:31:35.56 0.1 negative manual P 295 23.1546 115 0.06 97
IV.RM33.EHZ. 2018-12-09T05:31:35.83 0.6 undecidable manual S 266 6.6933 154 -0.25 48
IV.GIGS.HHN. 2018-12-09T05:31:35.62 0.1 undecidable manual P 106 23.5542 114 0.06 96
IV.SMA1.EHZ. 2018-12-09T05:31:34.41 0.1 positive manual P 14 13.3755 134 0.17 96
IV.T1299.HNN. 2018-12-09T05:31:34.37 0.1 undecidable manual P 355 13.4754 134 0.11 97
IV.RM33.EHZ. 2018-12-09T05:31:33.67 0.1 undecidable manual P 266 6.6933 154 0.03 100
IV.CAMP.HHE. 2018-12-09T05:31:33.99 0.1 undecidable manual P 75 9.4794 145 0.13 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHE. ML:1.6 0.000275 0.16 AML other m 2018-12-09T05:31:37.56
IV.SMA1.EHN. ML:1.2 0.000118 0.54 AML other m 2018-12-09T05:31:37.49
IV.GAVE.EHE. ML:1.2 0.00005695 0.44 AML other m 2018-12-09T05:31:49.35
IV.GAVE.EHN. ML:1.2 0.00005830000000000001 1.04 AML other m 2018-12-09T05:31:54.55
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download